Home / 821,762.24-1,232,705.33-245,339.89

Finding the Fourth Proportional to 821,762.24, 1,232,705.33 and 245,339.89

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Solution

The fourth proportional to 821,762.24, 1,232,705.33 and 245,339.89 is: 368,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,762.24 : 1,232,705.33 = 245,339.89 : x
  2. Step 2: Convert to fraction form
    821,762.24/1,232,705.33 = 245,339.89/x
  3. Step 3: Cross multiply
    821,762.24x = 1,232,705.33 × 245,339.89
  4. Step 4: Simplify right side
    821,762.24x = 302,431,782,674.39
  5. Step 5: Solve for x
    x = 302,431,782,674.39/821,762.24
  6. Step 6: Final answer
    x = 368,028.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.